【Value Pack】Set of 4 shelf liners (22.83" x 47"), fits most brands of 24" X 48" wire shelf. The 4 corners with custom cutouts perfect fit with standard wire shelving system. 【High Quality Material】Made of elastic polypropylene material, the shelf liner is strong and thick enough to bear heavy load. It is without odor and BPA, can be safely reused. 【Practical and Convenient】Creates a flat and smooth surface to keep your items organized and in place, and even small items like car keys, coins, screws will not fall into the crevice. 【Easy to Maintain】Liners are non-adhesive and easily removable, so you can wipe clean them at any time. Waterproof function to ensure lower shelves free from water or other liquid. 【Versatile Usage】The shelf liners are not only used in metal wire shelves, but also in all kinds of cabinet and shelves. They can be easily trim with household scissors for any size to meet your needs.